Chapter 31 - Quiz

Question 1

What is the most common species of fish used in laboratory animal facilities?

a. Goldfish
b. Catfish
c. Zebrafish
d. Trout

Answer 1

c. Zebrafish

Question 2

What fish organ extracts oxygen from the water?

a. Gills
b. Gas bladder
c. Lateral line
d. Lungs

Answer 2

a. Gills

Question 3

What fish organ senses vibrations in the water?

a. Gas bladder
b. Lateral line
c. Gills
d. Pancreas

Answer 3

b. Lateral line

Question 4

Fish should not be used for egg collection more than once per:

a. day.
b. week.
c. month.
d. year.

Answer 4

b. week.

Question 5

What is the most commonly used general anesthetic for fish?

a. Isoflurane
b. Propofol
c. Tricaine methanesulfonate
d. Pentobarbital

Answer 5

c. Tricaine methanesulfonate

Question 6

What are Artemia, rotifers, and Paramecium?

a. They are common fish parasites.
b. They are treatments for sick fish.
c. They are common species of fish used in research.
d. They are common live foods for fish.

Answer 6

d. They are common live foods for fish.

Question 7

What fish organ helps maintain buoyancy?

a. Gas bladder
b. Lateral line
c. Gills
d. Scales

Answer 7

a. Gas bladder

Question 8

Specific gravity, conductivity, and salinity refer to:

a. the amount of dissolved ammonia and nitrogen in the water.
b. the amount of dissolved salts and minerals in the water.
c. the amount of dissolved carbon dioxide and oxygen in the water.
d. the amount of dissolved organic materials and wastes in the water.

Answer 8

b. the amount of dissolved salts and minerals in the water.

Question 9

Like amphibians, fish are ectotherms.

a. True
b. False

Answer 9

a. True

Question 10

Water hardness refers to the:

a. the amount of calcium and magnesium ions in the water.
b. the amount of glucose and fructose in the water.
c. the amount of carbon dioxide and oxygen in the water.
d. the amount of ammonia and nitrogen in the water.

Answer 10

a. the amount of calcium and magnesium ions in the water.

Question 11

Which factor affects the amount of dissolved oxygen in tank water?

a. Conductivity of the water
b. Hardness of the water
c. pH of the water
d. Temperature of the water

Answer 11

d. Temperature of the water

Question 12

What is the waste product that must be removed from the water in the fish tanks?

a. Protein and its byproducts
b. Carbohydrates and its derivatives
c. Ammonia and its byproducts
d. Magnesium salts and ions

Answer 12

c. Ammonia and its byproducts

Question 13

What is the optimum pH for water in a fish tank?

a. 3-5
b. 6-8
c. 9-11
d. 12-14

Answer 13

b. 6-8

Question 14

What might be combined with a live diet when feeding many types of laboratory fish?

a. Fish eggs
b. Fine sand
c. Prepared feed
d. Ammonium salts

Answer 14

c. Prepared feed

Question 15

How often are zebrafish usually fed?

a. Once per day
b. Twice per day
c. Once per week
d. Twice per week

Answer 15

b. Twice per day

Question 16

What are the three main types of holding systems for fish?

a. Closed, recirculating, and flow-through
b. Open, closed, and flow-through
c. Recirculating, temperate, and open
d. Flow-through, partially closed, and closed

Answer 16

a. Closed, recirculating, and flow-through